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Mostrando ítems 1 a 9 de 38.
  1. Library Resource
    Documentos de conferencias e informes
    Diciembre, 1986
    Nigeria, África, África occidental

    Describes, briefly, sizes structures, general management and productivity of pastoral herds in the Kaduna Plains of Nigeria. Includes data on age at first calving, calving percentage, calving intervals, calf liveweight & mortality to 1 year, and milk yield of Bunaji cattle under this sedentary pastoral management system. Identifies nutrition as cause of this below-genetic-potential productivity.

  2. Library Resource
    Informes e investigaciones
    Diciembre, 1986

    This paper examines a process - the spontaneous enclosure of the range by livestock owners - which may rise new problems but also permit new approaches to the development of the African livestock industry. Drawing on case material from Sudan and Somalia, the opening section of the paper discusses some of the spontaneous range enclosure.

  3. Library Resource
    Documentos de conferencias e informes
    Diciembre, 1986
    Kenya, África, África oriental

    Discusses the results of the measurement of environmental changes in grazed ecosystems with reference to correlated changes in livestock management in Kenya; includes techniques used to measure the changes, and proposed methods; presents data on a case study at a group ranch located in western Kenya which covers 50,000 ha.; ends with comparison of surveys, i.e., that of 1978 and 1981.

  4. Library Resource
    Documentos de conferencias e informes
    Diciembre, 1986
    Nigeria, África, África occidental

    Summarises the performance of three species of stylosanthes, viz, S. guianensis cvs Cook and Schofield, S. hamata cv. Verano and S. humilis under different production systems in Nigeria, such as in pure legume pastures, mixed pastures, with crops, in rangeland and under seed production.

  5. Library Resource
    Artículos de revistas y libros
    Diciembre, 1986
    Etiopía, África, África oriental

    A trial conducted to examine the effects of watering Boran cattle once daily, once every two days and once every three days on birth and weaning weights, post-weaning growth and cow performance under extensive grazing conditions.

  6. Library Resource
    Documentos de conferencias e informes
    Diciembre, 1986
    Nigeria, África, África occidental

    Describes the geology, relief, climate, major soil types, vegetation zones and land use patterns of the subhumid zone of Nigeria. Presents results of studies on natural forage productivity & composition and forage production constraints.

  7. Library Resource
    Documentos de conferencias e informes
    Diciembre, 1986

    Describes effects of feeding Bunaji cows supplements of cottonseed cake, molasses-urea or fodder bank on birth & 1-year weight of calves and their viability to 1-year, and milk yield, for both calves & humans, of cows under an agropastoral management system.

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